CN109686746A - Display base plate, display device, the preparation method of mobile terminal and display base plate - Google Patents
Display base plate, display device, the preparation method of mobile terminal and display base plate Download PDFInfo
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- CN109686746A CN109686746A CN201910009305.1A CN201910009305A CN109686746A CN 109686746 A CN109686746 A CN 109686746A CN 201910009305 A CN201910009305 A CN 201910009305A CN 109686746 A CN109686746 A CN 109686746A
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- base plate
- display base
- stretching structure
- bent area
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- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 239000000758 substrate Substances 0.000 claims abstract description 28
- 238000005452 bending Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- -1 poly dimethyl silicon Oxygen alkane Chemical class 0.000 claims description 2
- 239000012212 insulator Substances 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 20
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 230000007547 defect Effects 0.000 description 4
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 4
- 229920005573 silicon-containing polymer Polymers 0.000 description 4
- 238000012217 deletion Methods 0.000 description 3
- 230000037430 deletion Effects 0.000 description 3
- 238000007792 addition Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000004205 dimethyl polysiloxane Substances 0.000 description 2
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 2
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 2
- 238000007634 remodeling Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- CXQXSVUQTKDNFP-UHFFFAOYSA-N octamethyltrisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C CXQXSVUQTKDNFP-UHFFFAOYSA-N 0.000 description 1
- 238000004987 plasma desorption mass spectroscopy Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133305—Flexible substrates, e.g. plastics, organic film
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1248—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition or shape of the interlayer dielectric specially adapted to the circuit arrangement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/124—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/124—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
- H01L27/1244—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits for preventing breakage, peeling or short circuiting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1259—Multistep manufacturing methods
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1259—Multistep manufacturing methods
- H01L27/1262—Multistep manufacturing methods with a particular formation, treatment or coating of the substrate
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0017—Casings, cabinets or drawers for electric apparatus with operator interface units
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1218—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition or structure of the substrate
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The disclosure proposes a kind of display base plate, display device, the preparation method of mobile terminal and display base plate.Display base plate includes substrate and flexible filled layer and inorganic layer on substrate, and substrate has bent area.Display base plate further includes at least one stretching structure layer, stretching structure layer is set on substrate and in flexible filled layer, stretching structure layer is located at the bent area of substrate, at least one stretching structure layer defines at least one drawing zone respectively in bent area, inorganic layer is formed with dam, and dam is between stretching structure layer and flexible filled layer.The disclosure is by the stretching design of stretching structure and the ingenious combination of the relevant technologies, by the estimated position for generating problem of stress concentration, by stretching structure by stress release, and Pad bending region can be allow to be fitted on the CG of new 3D completely, meet fitting needs, avoids the bad of short-term or fracture.
Description
Technical field
This disclosure relates to display device technical field more particularly to a kind of display base plate, display device, mobile terminal and aobvious
Show the preparation method of substrate.
Background technique
With economic and science and technology rapid development, quickly popularized by the consumer mobile terminal of representative of mobile phone.As hand
The most important component of machine, array substrate are also rapidly developed, as consumer requires higher and higher, terminal factory to array substrate
Quotient constantly most seeks differentiation to the ID design of product.At present in the 3D shape-designing of mobile phone, there are two schemes, wherein one
Kind scheme is that edge (Edge) line of array substrate is mobile to center.Wherein another scheme is by the array base of whole mobile phone
Plate is designed to the structure of big cambered surface.At the same time, the design that narrows for still needing to keep array substrate lower frame, so needing to use
Pad Bending technology.Therefore, the Pad bending region of array substrate can exist curving, so will cause Pad bending region
There is stress along folding line to concentrate or fold, the problem of can not being bonded, it is also possible to cause the bad of short-term or fracture.
Summary of the invention
One main purpose of the disclosure is to overcome at least one defect of the above-mentioned prior art, provides one kind and slows down and answers
The display base plate that power concentration phenomenon generates.
Another main purpose of the disclosure is to overcome at least one defect of the above-mentioned prior art, and providing one kind has
The display device of above-mentioned display base plate.
Another main purpose of the disclosure is to overcome at least one defect of the above-mentioned prior art, and providing one kind has
The mobile terminal of above-mentioned display device.
Another main purpose of the disclosure is to overcome at least one defect of the above-mentioned prior art, provides a kind of display
The preparation method of substrate.
To achieve the above object, the disclosure adopts the following technical scheme that
According to one aspect of the disclosure, a kind of display base plate is provided, including bent area and adjacent with bent area non-curved
Folding area.Inorganic layer is arranged in at least partly described non-bent area, and flexible filled layer is arranged in at least partly described bent area.Its
In, the display base plate further includes the stretching structure layer that the bent area is arranged in, and the stretching structure layer is filled out with the flexibility
Fill a layer interleaved distribution.
According to one of embodiment of the disclosure, the material of the stretching structure layer is dimethyl silicone polymer.
According to one of embodiment of the disclosure, the inorganic layer includes the dam that the bent area is arranged in, often
The dam is respectively equipped between a stretching structure layer and the flexible filled layer of its two sides.
According to one of embodiment of the disclosure, the inorganic layer includes that buffer layer, gate insulating layer and electricity are situated between
Matter layer.The buffer layer is set on the display base plate.The gate insulating layer is set on the buffer layer.The dielectric layer
On the gate insulating layer.
According to one of embodiment of the disclosure, the inorganic layer includes two layers of gate insulating layer, two layers of institute
Gate insulating layer is stated to be sequentially disposed on the buffer layer.
According to one of embodiment of the disclosure, the stretching structure layer is configured as wavy shaped configuration.
According to another aspect of the disclosure, a kind of display device, including cover board and display base plate are provided.Wherein, institute
Stating display base plate is display base plate that the disclosure proposes and described in the above-described embodiment, the display base plate and the lid
Plate fitting.
According to one of embodiment of the disclosure, the cover board has middle part and positioned at two of the on both sides of the middle
Side, the middle part are planar structure, and the side is curved-surface structure, the position being connected at the middle part and two sides
It sets and defines two curved edges boundary lines respectively.Wherein, the display base plate includes two stretching structure layers, two bendings
The extended line in the cover board upper surface of boundary line is each passed through two stretching structure layers in the cover board upper surface
Orthographic projection.
According to one of embodiment of the disclosure, the cover board is the curved-surface structure along first direction integrally bending,
The first direction is parallel to the length direction of the bent area of the display base plate.Wherein, the display base plate is at least
One stretching structure layer includes at least a first stretching structure layer, and the first stretching structure layer is located at the bent area
Middle position.
According to one of embodiment of the disclosure, at least one of display base plate stretching structure layer is also wrapped
Include two the second stretching structure layers, two the second stretching structure layers be located at the first stretching structure layer described
Two sides on the length direction of bent area.
According to another invention of the disclosure, a kind of mobile terminal, including display screen are provided.Wherein, the display screen packet
Include disclosure proposition the and described in the above-described embodiment display device.
According to another aspect of the disclosure, a kind of preparation method of display base plate is provided.Wherein, comprising the following steps:
A substrate is provided, the substrate includes bent area and the non-bent area adjacent with bent area；
Flexible filled layer is set in at least partly described bent area of the substrate, in at least partly described of the substrate
Inorganic layer is arranged in non-bent area；
At least one stretching structure layer is set in the bent area, the stretching structure layer replaces with the flexible filled layer
It distributes alternately；And
Be arranged on the flexible filled layer, the inorganic layer and the stretching structure layer metal routing, flatness layer and
Organic film.
According to one of embodiment of the disclosure, the preparation method of the display base plate is further comprising the steps of:
It preheats and stretches the stretching structure layer；
The cooling stretching structure layer forms it into stretchable wavy shaped configuration.
As shown from the above technical solution, display base plate, display device, mobile terminal and the display base plate that the disclosure proposes
It the advantages of preparation method and has the active effect that
The display base plate that the disclosure proposes, the stretching structure layer including bent area is arranged in, stretching structure layer and setting exist
The flexible filled layer interleaved of bent area is distributed.The disclosure by above-mentioned design, stretches knot on the bent area of display base plate
Structure layer by stretching structure layer by stress release, and can make display base plate in the estimated position for generating problem of stress concentration
Bent area can be fitted in completely on the cover board of new 3D structure, met fitting needs, avoided short-term or fracture not
It is good.
Detailed description of the invention
The detailed description of the following preferred embodiment to the disclosure, the various mesh of the disclosure are considered in conjunction with the accompanying drawings
Mark, feature and advantage will become apparent.Attached drawing is only the exemplary diagram of the disclosure, is not necessarily to draw in proportion
System.In the accompanying drawings, same appended drawing reference always shows same or similar component.Wherein:
Fig. 1 is a kind of partial structure diagram of display base plate shown according to an illustrative embodiments；
Fig. 2 is the partial sectional view done in Fig. 1 along straight line A-A；
Fig. 3 is the partial sectional view done in Fig. 1 along straight line B-B；
Fig. 4 is the partial sectional view done in Fig. 1 along straight line C-C；
Fig. 5 is a kind of partial structure diagram of display base plate shown according to another exemplary embodiment；
Fig. 6 is the partial structure diagram according to a kind of display base plate shown in another exemplary embodiment；
Fig. 7 is partial perspective view when display base plate shown in fig. 1 is bonded with cover board.
The reference numerals are as follows:
110. display base plate；
111. bent area；
112. non-bent area；
120. flexible filled layer；
130. stretching structure layer；
1301. wavy shaped configuration；
131. the first stretching structure layer；
132. the second stretching structure layer；
140. inorganic layer；
1401. dam；
141. buffer layer；
1421. first grid insulating layer；
1422. second grid insulating layer；
143. dielectric layer；
150. metal routing；
160. flatness layer；
170. organic film；
200. cover board；
F. length direction.
Specific embodiment
The exemplary embodiments for embodying disclosure features and advantages will describe in detail in the following description.It should be understood that this
Open can have various variations in different embodiments, all not depart from the scope of the present disclosure, and it is therein illustrate and
Attached drawing is inherently illustrative, rather than to limit the disclosure.
It in being described below the different illustrative embodiments to the disclosure, is carried out referring to attached drawing, the attached drawing is formed
A part of this disclosure, and the exemplary knot of difference of many aspects of the achievable disclosure is wherein shown by way of example
Structure, system and step.It should be understood that other certain parties of component, structure, exemplary means, system and step can be used
Case, and structural and functional modification can be carried out without departing from disclosure range.Although moreover, can in this specification
Using term " on ", " between ", " within " etc. the different example features and element of the disclosure are described, but these terms
With in this article merely for convenient, for example, with reference to the accompanying drawings described in exemplary direction.Any content in this specification is not
The specific three dimensional direction for being interpreted as Structure of need is just fallen within the scope of the disclosure.
Display base plate embodiment one
Refering to fig. 1, the partial structure diagram of the display base plate of disclosure proposition is representatively illustrated.In the example
Property embodiment in, the disclosure propose display base plate be by be applied to display device display base plate for be illustrated.
It will be readily appreciated by those skilled in the art that for by the relevant design of the disclosure be applied to other kinds of display device or other
In device, and a variety of remodeling, addition, substitution, deletion or other variations are made to following specific embodiments, these variations are still
In the range of the principle for the display base plate that the disclosure proposes.
As shown in Figure 1, in the present embodiment, the display base plate 110 that the disclosure proposes includes bent area 111
(Bending) and the non-bent area 112 adjacent with bent area 111.Wherein, inorganic layer is arranged at least partly non-bent area 112
140, flexible filled layer 120 is arranged at least partly bent area 111.In addition, in the present embodiment, display base plate 110 it is curved
The shape of folding area 111 rectangle substantially in long strip, and the length direction F of bent area 111 is the width direction of display base plate.Match
It closes refering to Fig. 2 to Fig. 4, representatively illustrates the partial sectional view done in Fig. 1 along straight line A-A in Fig. 2；It is representative in Fig. 3
Ground shows the partial sectional view done in Fig. 1 along straight line B-B；It representatively illustrates in Fig. 3 in Fig. 1 and is done along straight line C-C
Partial sectional view.Structure, company below in conjunction with above-mentioned attached drawing, to each chief component of the display base plate of disclosure proposition
It connects mode and functional relationship is described in detail.
As shown in Figures 1 to 4, in the present embodiment, the bent area of display base plate 110 is arranged in flexible filled layer 120
On 111, and PI flexible material can be used and formed.Stretching structure layer 130 is additionally provided on the bent area 111 of display base plate 110, and
Stretching structure layer 130 and flexible filled layer 120 are that the bent area that display base plate 110 is arranged in is distributed by the way of interleaved
On 111.Wherein, so-called " interleaved ", it can be understood as on the length direction F of bent area 111, stretching structure layer 130
Be alternately arranged with flexible filled layer 120, such as in structure shown in fig. 1, along bent area 111 length direction F from left to right,
It is followed successively by flexible filled layer 120, stretching structure layer 130, flexible filled layer 120, stretching structure layer 130 and flexible filled layer 120.
Wherein, the two are arranged in the stretching structure layer 130 on the different location of bent area 111 and define two drawing zones respectively.Accordingly,
The disclosure by above-mentioned design, stretches structure sheaf on the bent area of display base plate, in the estimated position for generating problem of stress concentration
It sets, by stretching structure layer by stress release, and the bent area of display base plate can be enable to be fitted in new 3D structure completely
Cover board (such as CG, Cover Glass, glass cover-plate) on, meet fitting needs, avoid short-term or fracture not
It is good.
It should be noted that as shown in fig. 7, the display base plate 110 that the disclosure proposes can fit with cover board 200.At this
In embodiment, display base plate 110 can be used for fitting with the cover board 200 of flowering structure, i.e., cover board 200 has middle part and position
In two sides of on both sides of the middle, middle part is planar structure, and side is curved-surface structure, to make cover board 200 substantially in both sides
The straight curved-surface structure of bending and middle part, and middle part defines two curved boundaries with the position of two sides being connected respectively
Line.When fitting with the cover board 200 of above structure, display base plate 110 is bent to the structure to match with above-mentioned cover board 200.This
When, two curved edges boundary lines or its extended line (seeing curved edges boundary line shown in Fig. 7) are each passed through two stretching structures
Orthographic projection of the layer 130 on cover board 200, i.e. two stretching structure layers 130 are corresponding with the position in two curved edges boundary lines respectively.
In other embodiments, it is designed according to the different curved-surface structures of cover board, or according to the different demands being bonded with cover board, stretched
Structure sheaf 130 also can be other quantity or other arrangements, specifically will be in the other embodiments of following display base plates 110
In for example, not being limited with present embodiment.
Further, in the present embodiment, the material of stretching structure layer 130 can be preferably dimethyl silicone polymer
(Polydimethylsiloxane, abridge PDMS, nickname silicone, chemical formula [C2H6OSi]n).In other embodiments, it draws
The material for stretching structure sheaf 130 can also select other materials with tensile properties, be not limited with present embodiment.
Further, in the present embodiment, it by taking the material of stretching structure layer 130 is dimethyl silicone polymer as an example, draws
Stretching structure sheaf 130 can preferably form in the following manner: as shown in Figure 4 and Figure 5, by dimethyl silicone polymer setting aobvious
Show formation stretching structure layer 130 on substrate 110, stretching structure layer 130 is preheated and is pre-stretched, stretching structure layer 130
Stretchable wavy shaped configuration 1301 is formed after cooling.Accordingly, when the bent area of display base plate 110 111 is bent, can pass through
Above-mentioned wavy stretching structure layer 130 discharges stress, reduces the phenomenon of rupture of metal routing 150, while can reduce bending
The probability that 111 buckling phenomena of area occurs.
As shown in Figure 3 and Figure 4, in the present embodiment, inorganic layer 140 includes dam 1401, and the dam 1401 setting exists
On the bent area 111 of display base plate 110, and each stretching structure layer 130 and its two sides are (on the length direction F of bent area 111
Two sides) flexible filled layer 120 between obstructed respectively by a dam 1401.Accordingly, the disclosure can pass through inorganic layer 140
Adjacent stretching structure layer 130 and flexible filled layer 120 are mutually separated by dam 1401, convenient for each related stepped construction formation and
The realization of stretch function.
Specifically, as shown in Figure 3 and Figure 4, in the present embodiment, inorganic layer 140 can preferably include buffer layer
141 (Buffer), gate insulating layer (Gate Insulating Layer, abridge GI) and 143 (Inter of dielectric layer
Layer Dielectric, abridge ILD).Wherein, buffer layer 141 is arranged on display base plate 110.Gate insulating layer setting exists
On buffer layer 141.Dielectric layer 143 is arranged on gate insulating layer.
Further, as shown in Figure 3 and Figure 4, in the present embodiment, inorganic layer 140 can preferably include two layers of grid
Pole insulating layer, i.e. first grid insulating layer 1421 and second grid insulating layer 1422, this two layers of gate insulating layer are sequentially arranged
On buffer layer 141.
Display base plate embodiment two
Refering to Fig. 5, the display base plate of disclosure proposition is representatively illustrated in another exemplary embodiment
Partial structure diagram.The detailed description of an illustrative embodiments based on the above-mentioned display base plate proposed to the disclosure, with
Another embodiment of the lower display base plate that will introduce disclosure proposition.Wherein, display base plate is in this second embodiment
Design it is roughly the same with the design in above-mentioned first embodiment, the main distinction of the two is:
As shown in figure 5, in the present embodiment, display base plate 110 with the cover board of flowering structure for fitting, that is, lid
(first direction is the bent area 111 with display base plate 110 after cover board and display base plate 110 fit to plate in a first direction
Extending direction F it is parallel) on integrally bending, to make cover board substantially and be in the curved-surface structure of integrally bending.It is above structure
When cover board fits, display base plate 110 be bent to the matched structure of above-mentioned curved-surface structure, then display base plate 110 is extending
Substantially in the structure integrally bent on the F of direction.For the above structure of display base plate 110, display base plate 110 can only be arranged one
A stretching structure layer 130, and the stretching structure layer 130 can be located at the center along extending direction F of bent area 111.
In addition, multiple stretching structure layers 130 can also be arranged in display base plate 110, these stretching structure layers 130 can be located at
The middle position of bent area 111, and multiple stretching structure layers 130 are using the arrangement with flexible 120 interleaved of filled layer.
Display base plate embodiment three
Refering to Fig. 6, the display base plate of disclosure proposition is representatively illustrated in another exemplary embodiment
Partial structure diagram.Based on it is above-mentioned to the disclosure propose display base plate first embodiment and second embodiment it is detailed
Describe bright, the another embodiment for the display base plate that the disclosure described below proposes in detail.Wherein, display base plate is implemented in the third
Design in mode is roughly the same with the design in above-mentioned first embodiment and second embodiment, with above embodiment
The main distinction is:
As shown in fig. 6, in the present embodiment, display base plate 110 still for the cover board that is referred in second embodiment
It fits.Wherein, the stretching structure layer 130 that display base plate 110 is arranged may further include the first stretching structure layer 131 and the
Two stretching structure layers 132.Wherein, the first stretching structure layer 131 can be set at the center along extending direction F of bent area 111
Position, the second stretching structure layer 132 can be two, and two the second stretching structure layers 132 are separately positioned on bent area 111
Along the position for closing on both ends of extending direction F.
In addition, multiple first stretching structure layers 131 can also be arranged in display base plate 110, these the first stretching structure layers 131
The middle position of bent area 111 can be located at, and multiple first stretching structure layers 131 replace phase using with flexible filled layer 120
Between arrangement.
In addition, the second stretching structure layer 132 can also be divided into two groups of closing on along extending direction F that bent area 111 is arranged in
The position at both ends, and every group of second stretching structure layer 132 can preferably include multiple stretching structure layers 130.When same group
When two stretching structure layers 132 are multiple, the arrangement with 120 interleaved of flexible filled layer also can be used.
It should be noted here that being shown in attached drawing and the display base plate that describes in the present specification is only can use this public affairs
Several examples in many kinds of display base plates of Kaiyuan reason.It should be clearly understood that the principle of the disclosure is only limitted to absolutely not attached drawing
In show or any part of any details of display base plate described in this specification or display base plate.
For example, as shown in figure 5, in the present embodiment, the stepped construction for the display base plate 110 that the disclosure proposes is also
It may include flatness layer 160 (PLN) and organic film 170 (PDL).Wherein, flatness layer 160 can be set in metal routing 150
On, organic film 170 can be set on flatness layer 160.
Display device embodiment one
The detailed description of several embodiments based on the above-mentioned display base plate proposed to the disclosure, below will be to the disclosure
One illustrative embodiments of the display device of proposition are illustrated, and the display device that the disclosure proposes is to be applied to mobile phone
It is illustrated for camber display screen.It will be readily appreciated by those skilled in the art that being by the relevant design application of the disclosure
In other kinds of display product or other equipment, and following specific embodiments is made and a variety of retrofit, add, replace
Generation, deletion or other variations, these variations are still in the range of the principle of the display device of disclosure proposition.
In the present embodiment, display device can be, for example, camber display screen, display device mainly include cover board and
Display base plate that the disclosure proposes and being described in detail in above embodiment.
Specifically, in the present embodiment, cover board is specially the curved-surface structure that both sides are bent and middle part is straight.Accordingly
The specific structure on ground, display base plate can be with reference to the design in display base plate first embodiment.Accordingly, display base plate and cover board
Display device composed by being bonded substantially is in the camber display screen that both sides are bent and middle part is straight.
Display device embodiment two
The detailed description of an illustrative embodiments based on the above-mentioned display device proposed to the disclosure, it is described below
Another embodiment for the display device that the disclosure proposes.Wherein, the design of display device in this second embodiment with it is upper
The design stated in first embodiment is roughly the same, and the main distinction of the two is:
In the present embodiment, cover board is specially along first direction (i.e. the width direction of camber display screen) integrally bending
Curved-surface structure.Correspondingly, the specific structure of display base plate can be with reference to the design in display base plate second embodiment.Accordingly,
Display base plate is bonded the camber display screen that composed display device is substantially in integrally bending in the width direction with cover board.
Display device embodiment three
The detailed description of first embodiment and second embodiment based on the above-mentioned display device proposed to the disclosure,
The another embodiment for the display device that the disclosure described below proposes.Wherein, display device is in the third embodiment
Design it is roughly the same with the design in above-mentioned first embodiment and second embodiment, exist with the main distinction of the rwo
In:
In the present embodiment, cover board is specially along first direction (i.e. the width direction of camber display screen) integrally bending
Curved-surface structure.Correspondingly, the specific structure of display base plate can be with reference to the design in display base plate third embodiment.That is, aobvious
The stretching structure layer for showing substrate setting further comprises the first stretching structure layer and the second stretching structure layer.First stretching structure layer
The center along extending direction of bent area is set, the second stretching structure layer be along at least two of extending direction, and point
The position for closing on both ends along extending direction of bent area is not set.Accordingly, display base plate is bonded composed aobvious with cover board
Showing device is substantially in the camber display screen of integrally bending in the width direction.
It should be noted here that being shown in attached drawing and the display device that describes in the present specification is only can use this public affairs
Several examples in many kinds of display devices of Kaiyuan reason.It should be clearly understood that the principle of the disclosure is only limitted to absolutely not attached drawing
In show or any part of any details of display device described in this specification or display device.
Mobile terminal embodiment
The detailed description of several embodiments based on the above-mentioned display base plate proposed to the disclosure and display device, below
One illustrative embodiments of the mobile terminal proposed to the disclosure are illustrated, the mobile terminal that the disclosure proposes is to have
It is illustrated for the mobile device for having the display device of such as camber display screen.Skilled addressee readily understands that
It is, for the relevant design of the disclosure to be applied in other kinds of mobile device or other equipment, and to following specific realities
The mode of applying makes a variety of remodeling, addition, substitution, deletion or other variations, the mobile terminal that these variations are still proposed in the disclosure
Principle in the range of.
In the present embodiment, the mobile terminal that the disclosure proposes can be, for example, mobile phone or IPAD etc., and mobile terminal
Including display screen.Wherein, which is camber display screen, also as the disclosure propose and in the above-described embodiment aobvious
Showing device.
It should be noted here that being shown in attached drawing and the mobile terminal that describes in the present specification is only can use this public affairs
An example in many kinds of mobile terminals of Kaiyuan reason.It should be clearly understood that the principle of the disclosure is only limitted to absolutely not attached drawing
In show or any part of any details of mobile terminal described in this specification or mobile terminal.
The preparation method embodiment of display base plate
The detailed description of several embodiments based on the above-mentioned display base plate proposed to the disclosure and display device, below
One illustrative embodiments of the preparation method of the display base plate proposed to the disclosure are illustrated.
In the present embodiment, the preparation method for the display base plate that the disclosure proposes.Wherein, the preparation method of display base plate
The following steps are included:
A substrate is provided, which includes bent area and the non-bent area adjacent with bent area；
Flexible filled layer is set in at least partly bent area of substrate, setting is inorganic in at least partly non-bent area of substrate
Layer；
At least one stretching structure layer is set in bent area, stretching structure layer and flexible filled layer interleaved are distributed；With
And
Metal routing, flatness layer and organic film are set on flexible filled layer, inorganic layer and stretching structure layer.
Further, in the present embodiment, the preparation method for the display base plate that the disclosure proposes can also be wrapped preferably
Include following steps:
It preheats and stretches stretching structure layer；
Cooling stretching structure layer forms it into stretchable wavy shaped configuration.
It should be noted here that the preparation method for the display base plate for showing in attached drawing and describing in the present specification is only energy
Enough using an example in the preparation method of many kinds of display base plates of disclosure principle.It should be clearly understood that the disclosure
Principle be only limitted to show in attached drawing absolutely not or any details of the preparation method of display base plate described in this specification or aobvious
Show any step of the preparation method of substrate.
In conclusion the display base plate that the disclosure proposes, the stretching structure layer including bent area is arranged in, stretching structure layer
It is distributed with the flexible filled layer interleaved that bent area is arranged in.The disclosure by above-mentioned design, in the bent area of display base plate
Upper stretching structure sheaf by stretching structure layer by stress release, and can make to show in the estimated position for generating problem of stress concentration
Show that the bent area of substrate can be fitted in completely on the cover board of new 3D structure, meet fitting needs, avoid short-term or
What is be broken is bad.
It is described in detail above and/or illustrates display base plate, display device, mobile terminal and the display of disclosure proposition
The illustrative embodiments of the preparation method of substrate.But embodiment of the present disclosure is not limited to particular implementation side as described herein
Formula, on the contrary, the component part of each embodiment and/or step can be with other component parts as described herein and/or steps
Independently and it is used separately.Each component part of one embodiment and/or each step can also with other embodiment its
Its component part and/or step are used in combination.Introduce it is described here and/or diagram element/component part/wait whens, use
Language "one", " one " and " above-mentioned " etc. to indicate there are one or more elements/component part/etc..Term "comprising", " packet
Include " and " having " to indicate the open meaning being included and refer to that the element/component part/in addition to listing waits it
Outside also may be present other element/component part/etc..In addition, term " first " in claims and specification and " the
Two " etc. only use as label, are not the numerical limits to its object.
Although the display base plate disclosure proposed according to different specific embodiments, display device, mobile terminal and
The preparation method of display base plate is described, but it will be recognized by those skilled in the art can be in the spirit and model of claim
The interior implementation to the disclosure is enclosed to be modified.
Claims (13)
1. a kind of display base plate, including bent area and the non-bent area adjacent with bent area, at least partly described non-bent area is set
It is equipped with inorganic layer, flexible filled layer is arranged in at least partly described bent area, which is characterized in that the display base plate further includes setting
The stretching structure layer in the bent area is set, the stretching structure layer and the flexible filled layer interleaved are distributed.
2. display base plate according to claim 1, which is characterized in that the material of the stretching structure layer is poly dimethyl silicon
Oxygen alkane.
3. display base plate according to claim 1, which is characterized in that the inorganic layer includes that the bent area is arranged in
The dam is respectively equipped between the flexible filled layer of dam, each stretching structure layer and its two sides.
4. display base plate according to claim 1, which is characterized in that the inorganic layer includes:
Buffer layer is set on the display base plate；
Gate insulating layer is set on the buffer layer；And
Dielectric layer is set on the gate insulating layer.
5. display base plate according to claim 4, which is characterized in that the inorganic layer includes two layers of gate insulator
Layer, two layers of gate insulating layer are sequentially disposed on the buffer layer.
6. display base plate according to claim 1, which is characterized in that the stretching structure layer is configured as waveform knot
Structure.
7. a kind of display device, including cover board and display base plate, which is characterized in that the display base plate is Claims 1 to 5
Described in any item display base plates, the display base plate are bonded with the cover board.
8. display device according to claim 7, which is characterized in that the cover board has middle part and is located at the middle part two
Two sides of side, the middle part are planar structure, and the side is curved-surface structure, the phase at the middle part and two sides
The position of connection defines two curved edges boundary lines respectively；Wherein, the display base plate include two stretching structure layers, two
The extended line in the cover board upper surface in the curved edges boundary line is each passed through two stretching structure layers in the cover board
The orthographic projection of upper surface.
9. display device according to claim 7, which is characterized in that the cover board is the song along first direction integrally bending
Face structure, the first direction are parallel to the length direction of the bent area of the display base plate；Wherein, the display base plate
At least one described stretching structure layer include at least a first stretching structure layer, the first stretching structure layer is located at described
The middle position of bent area.
10. display device according to claim 9, which is characterized in that at least one of display base plate stretching
Structure sheaf further includes two the second stretching structure layers, and two the second stretching structure layers are located at first stretching structure
The two sides on the length direction of the bent area of layer.
11. a kind of mobile terminal, including display screen, which is characterized in that the display screen includes any one of claim 7~10 institute
The display device stated.
12. a kind of preparation method of display base plate, which comprises the following steps:
A substrate is provided, the substrate includes bent area and the non-bent area adjacent with bent area；
Flexible filled layer is set in at least partly described bent area of the substrate, in at least partly described non-curved of the substrate
Inorganic layer is arranged in folding area；
In the bent area, at least one stretching structure layer, the stretching structure layer and the flexible filled layer interleaved are set
Distribution；And
Metal routing, flatness layer and organic are set on the flexible filled layer, the inorganic layer and the stretching structure layer
Film layer.
13. the preparation method of display base plate according to claim 12, which is characterized in that the preparation side of the display base plate
Method is further comprising the steps of:
It preheats and stretches the stretching structure layer；
The cooling stretching structure layer forms it into stretchable wavy shaped configuration.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910009305.1A CN109686746B (en) | 2019-01-04 | 2019-01-04 | Display substrate, display device, mobile terminal and preparation method of display substrate |
| US16/521,530 US11244962B2 (en) | 2019-01-04 | 2019-07-24 | Display substrate, display device, mobile terminal and fabricating method of display substrate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910009305.1A CN109686746B (en) | 2019-01-04 | 2019-01-04 | Display substrate, display device, mobile terminal and preparation method of display substrate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109686746A true CN109686746A (en) | 2019-04-26 |
| CN109686746B CN109686746B (en) | 2021-09-24 |
Family
ID=66192638
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910009305.1A Expired - Fee Related CN109686746B (en) | 2019-01-04 | 2019-01-04 | Display substrate, display device, mobile terminal and preparation method of display substrate |
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| Country | Link |
|---|---|
| US (1) | US11244962B2 (en) |
| CN (1) | CN109686746B (en) |
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| WO2021189550A1 (en) * | 2020-03-26 | 2021-09-30 | 武汉华星光电半导体显示技术有限公司 | Flexible display panel and display device |
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Also Published As
| Publication number | Publication date |
|---|---|
| US11244962B2 (en) | 2022-02-08 |
| US20200219902A1 (en) | 2020-07-09 |
| CN109686746B (en) | 2021-09-24 |
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